A client came to us after a neighbor filed a complaint accusing him of something happening on his own property, the kind of dispute that turns into a he-said, they-said situation with a code enforcement officer stuck in the middle. He hadn't done anything wrong. He also had no way to prove that, which is its own quiet stress, knowing you are in the right and having nothing to back it up except your word against a neighbor's.

The fix was not complicated. We installed cameras covering the areas of the property the complaint was about, positioned to document what was actually happening rather than to catch anyone in the act of anything. The goal was not surveillance in the adversarial sense. It was a factual record that did not depend on anyone's memory or motive. The next time a similar complaint came in, there was footage. The complaint went nowhere, because it couldn't survive contact with what had actually happened.
This is a use case people do not think about when they picture a security system. Most of the conversation around cameras is about catching a break-in or a package thief. But a camera pointed at your own property is just as often protecting you from an accusation as it is from an intruder, and an accusation can cost just as much time, stress, and occasionally money to fight off without proof. The footage does not need to be dramatic to be valuable. It just needs to exist.
Nobody installs a camera hoping to need it for this reason. But when a neighbor dispute, an insurance question, or a contractor disagreement shows up, having a plain factual record of your own property is one of the most useful things a camera ever does, and it is usually the reason people are gladdest they had one.